Page < > of 5 7. Suppose that a recent poll of American households about pet ownership found that for households with one pet, 39% owned a dog. Suppose a random sample of 12 households with only one pet is selected. Use Binomial distribution to find the probability that 3 households will have a dog? Show work. 0.1526 8. Suppose that a recent poll of American households about pet ownership found that for households with one pet, 39% owned a dog. Suppose a random sample of 120 households with only one pet is selected. (a) Find the usual values interval for households with a pet dog. (41.5, 52.1) (b) Determine whether it is unusual to find 40 household with a pet dog in a random, independent sample of 120 households. 9. Two balls are drawn successively without replacement from a bucket containing four red and three blue balls. Assume that all balls are equally likely to be chosen. a) Find the probability that both balls are red. b) Find the probability that at least one ball is blue. c) Find the probability that first ball is blue and the second one is red. Desktop 72°F Su DELL
Page < > of 5 7. Suppose that a recent poll of American households about pet ownership found that for households with one pet, 39% owned a dog. Suppose a random sample of 12 households with only one pet is selected. Use Binomial distribution to find the probability that 3 households will have a dog? Show work. 0.1526 8. Suppose that a recent poll of American households about pet ownership found that for households with one pet, 39% owned a dog. Suppose a random sample of 120 households with only one pet is selected. (a) Find the usual values interval for households with a pet dog. (41.5, 52.1) (b) Determine whether it is unusual to find 40 household with a pet dog in a random, independent sample of 120 households. 9. Two balls are drawn successively without replacement from a bucket containing four red and three blue balls. Assume that all balls are equally likely to be chosen. a) Find the probability that both balls are red. b) Find the probability that at least one ball is blue. c) Find the probability that first ball is blue and the second one is red. Desktop 72°F Su DELL
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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7. Suppose that a recent poll of American households about pet ownership found that for
households with one pet, 39% owned a dog. Suppose a random sample of 12 households with
only one pet is selected. Use Binomial distribution to find the probability that 3 households will
have a dog? Show work.
0.1526
8. Suppose that a recent poll of American households about pet ownership found that for
households with one pet, 39% owned a dog. Suppose a random sample of 120 households with
only one pet is selected.
(a) Find the usual values interval for households with a pet dog. (41.5, 52.1)
(b) Determine whether it is unusual to find 40 household with a pet dog in a random,
independent sample of 120 households.
9. Two balls are drawn successively without replacement from a bucket containing four red and
three blue balls. Assume that all balls are equally likely to be chosen.
a) Find the probability that both balls are red.
b) Find the probability that at least one ball is blue.
c) Find the probability that first ball is blue and the second one is red.
Desktop
72°F Su
DELL
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F6
F7
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F11
F12
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近](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F2a5ea0e6-d23b-4096-9aa2-af6befe9d254%2F0f9d31e8-6fe6-4381-afa8-67565ce166a2%2F75ubn1_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Page
of 5
7. Suppose that a recent poll of American households about pet ownership found that for
households with one pet, 39% owned a dog. Suppose a random sample of 12 households with
only one pet is selected. Use Binomial distribution to find the probability that 3 households will
have a dog? Show work.
0.1526
8. Suppose that a recent poll of American households about pet ownership found that for
households with one pet, 39% owned a dog. Suppose a random sample of 120 households with
only one pet is selected.
(a) Find the usual values interval for households with a pet dog. (41.5, 52.1)
(b) Determine whether it is unusual to find 40 household with a pet dog in a random,
independent sample of 120 households.
9. Two balls are drawn successively without replacement from a bucket containing four red and
three blue balls. Assume that all balls are equally likely to be chosen.
a) Find the probability that both balls are red.
b) Find the probability that at least one ball is blue.
c) Find the probability that first ball is blue and the second one is red.
Desktop
72°F Su
DELL
F5
F6
F7
F8
F9
F10
F11
F12
PrtScr
Insert
近
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